LeOSium_webview/LeOS/patches/Viewport-Protection-Site-Setting.patch

From: uazo <uazo@users.noreply.github.com>
Date: Fri, 16 Jun 2023 15:56:35 +0000
Subject: Viewport Protection Site Setting

Require: Content-settings-infrastructure.patch
---
 .../impl/BromiteViewportContentSetting.java   | 93 +++++++++++++++++++
 .../bromite_content_settings/viewport.grdp    | 27 ++++++
 .../bromite_content_settings/viewport.inc     | 22 +++++
 .../bromite_content_settings/VIEWPORT.inc     |  1 +
 third_party/blink/common/features.cc          |  2 +-
 .../renderer/core/frame/local_dom_window.cc   |  2 +
 third_party/blink/renderer/core/page/page.cc  |  3 +
 7 files changed, 149 insertions(+), 1 deletion(-)
 create mode 100644 components/browser_ui/site_settings/android/java/src/org/chromium/components/browser_ui/site_settings/impl/BromiteViewportContentSetting.java
 create mode 100644 components/browser_ui/strings/bromite_content_settings/viewport.grdp
 create mode 100644 components/content_settings/core/browser/bromite_content_settings/viewport.inc
 create mode 100644 components/content_settings/core/common/bromite_content_settings/VIEWPORT.inc

diff --git a/components/browser_ui/site_settings/android/java/src/org/chromium/components/browser_ui/site_settings/impl/BromiteViewportContentSetting.java b/components/browser_ui/site_settings/android/java/src/org/chromium/components/browser_ui/site_settings/impl/BromiteViewportContentSetting.java
new file mode 100644
--- /dev/null
+++ b/components/browser_ui/site_settings/android/java/src/org/chromium/components/browser_ui/site_settings/impl/BromiteViewportContentSetting.java
@@ -0,0 +1,93 @@
+/*
+    This file is part of Bromite.
+
+    Bromite is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Bromite is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Bromite. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package org.chromium.components.browser_ui.site_settings.impl;
+
+import org.chromium.components.browser_ui.site_settings.R;
+
+import org.chromium.components.browser_ui.site_settings.BromiteCustomContentSetting;
+import org.chromium.components.browser_ui.site_settings.ContentSettingsResources;
+import org.chromium.components.browser_ui.site_settings.SiteSettingsCategory;
+import org.chromium.components.content_settings.ContentSettingValues;
+import org.chromium.components.content_settings.ContentSettingsType;
+import org.chromium.content_public.browser.BrowserContextHandle;
+
+import androidx.annotation.Nullable;
+import androidx.preference.Preference;
+import androidx.preference.PreferenceScreen;
+
+import java.util.ArrayList;
+
+public class BromiteViewportContentSetting extends BromiteCustomContentSetting {
+    public BromiteViewportContentSetting() {
+        super(/*contentSettingsType*/ ContentSettingsType.VIEWPORT,
+              /*defaultEnabledValue*/ ContentSettingValues.ALLOW,
+              /*defaultDisabledValue*/ ContentSettingValues.BLOCK,
+              /*allowException*/ true,
+              /*preferenceKey*/ "viewport",
+              /*profilePrefKey*/ "viewport");
+    }
+
+    @Override
+    public ContentSettingsResources.ResourceItem getResourceItem() {
+        return new ContentSettingsResources.ResourceItem(
+            /*icon*/ R.drawable.web_asset,
+            /*title*/ R.string.viewport_permission_title,
+            /*defaultEnabledValue*/ getDefaultEnabledValue(),
+            /*defaultDisabledValue*/ getDefaultDisabledValue(),
+            /*enabledSummary*/ R.string.website_settings_category_viewport_enabled,
+            /*disabledSummary*/ R.string.website_settings_category_viewport_disabled);
+    }
+
+    @Override
+    public int getCategorySummary(@Nullable @ContentSettingValues int value) {
+        switch (value) {
+            case ContentSettingValues.ALLOW:
+                return R.string.website_settings_category_viewport_enabled;
+            case ContentSettingValues.BLOCK:
+                return R.string.website_settings_category_viewport_disabled;
+            default:
+                // this will cause a runtime exception
+                return 0;
+        }
+    }
+
+    @Override
+    public int getCategoryDescription() {
+        return R.string.settings_site_settings_viewport_protection_description;
+    }
+
+    @Override
+    public boolean requiresTriStateContentSetting() {
+        return false;
+    }
+
+    @Override
+    public boolean showOnlyDescriptions() {
+        return true;
+    }
+
+    @Override
+    public int getAddExceptionDialogMessage() {
+        return R.string.website_settings_category_viewport_enabled;
+    }
+
+    @Override
+    public @Nullable Boolean considerException(SiteSettingsCategory category, @ContentSettingValues int value) {
+        return value != ContentSettingValues.BLOCK;
+    }
+}
diff --git a/components/browser_ui/strings/bromite_content_settings/viewport.grdp b/components/browser_ui/strings/bromite_content_settings/viewport.grdp
new file mode 100644
--- /dev/null
+++ b/components/browser_ui/strings/bromite_content_settings/viewport.grdp
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<grit-part>
+  <message name="IDS_SITE_SETTINGS_TYPE_VIEWPORT" desc="The label used for viewport size change site settings controls." formatter_data="android_java">
+    Viewport Size Protection
+  </message>
+  <message name="IDS_VIEWPORT_PERMISSION_TITLE" desc="Title of the permission to use viewport size change [CHAR-LIMIT=32]" formatter_data="android_java">
+    Viewport Size Protection
+  </message>
+  <message name="IDS_SITE_SETTINGS_TYPE_VIEWPORT_MID_SENTENCE" desc="The label used for viewport size change site settings controls when used mid-sentence." formatter_data="android_java">
+    Viewport Size Protection
+  </message>
+  <message name="IDS_SETTINGS_SITE_SETTINGS_VIEWPORT_PROTECTION_DESCRIPTION" desc="Description of the viewport protection content setting." formatter_data="android_java">
+    Hides the screen size by randomly changing the values for each website
+  </message>
+  <message name="IDS_WEBSITE_SETTINGS_CATEGORY_VIEWPORT_ENABLED" desc="Summary text explaining that viewport size change is full enabled." formatter_data="android_java">
+    Enabled
+  </message>
+  <message name="IDS_WEBSITE_SETTINGS_CATEGORY_VIEWPORT_DISABLED" desc="Summary text explaining that viewport size change is full disabled." formatter_data="android_java">
+    Disabled
+  </message>
+  <message name="IDS_SETTINGS_SITE_SETTINGS_VIEWPORT_PROTECTION_ALLOWED_EXCEPTIONS" desc="Label for the allowed exceptions site list of the viewport protection setting.">
+    Viewport Protection is enabled with these websites
+  </message>
+  <message name="IDS_SETTINGS_SITE_SETTINGS_VIEWPORT_PROTECTION_BLOCKED_EXCEPTIONS" desc="Label for the blocked exceptions site list of the viewport protection setting.">
+    Not allowed to use Viewport Protection
+  </message>
+</grit-part>
diff --git a/components/content_settings/core/browser/bromite_content_settings/viewport.inc b/components/content_settings/core/browser/bromite_content_settings/viewport.inc
new file mode 100644
--- /dev/null
+++ b/components/content_settings/core/browser/bromite_content_settings/viewport.inc
@@ -0,0 +1,22 @@
+  Register(ContentSettingsType::VIEWPORT, "viewport", CONTENT_SETTING_ALLOW,
+           WebsiteSettingsInfo::SYNCABLE,
+           /*allowlisted_schemes=*/{},
+           /*valid_settings=*/{CONTENT_SETTING_ALLOW,
+                               CONTENT_SETTING_BLOCK},
+           WebsiteSettingsInfo::TOP_ORIGIN_ONLY_SCOPE,
+           WebsiteSettingsRegistry::ALL_PLATFORMS,
+           ContentSettingsInfo::INHERIT_IN_INCOGNITO,
+           ContentSettingsInfo::EXCEPTIONS_ON_SECURE_AND_INSECURE_ORIGINS);
+
+  content_settings::WebsiteSettingsRegistry::GetInstance()
+    ->GetMutable(ContentSettingsType::VIEWPORT)
+    ->set_show_into_info_page()
+    .set_desktop_ui()
+    .set_is_renderer_content_setting()
+    .set_title_ui(IDS_SITE_SETTINGS_TYPE_VIEWPORT)
+    .set_description_ui(IDS_SETTINGS_SITE_SETTINGS_VIEWPORT_PROTECTION_DESCRIPTION)
+    .set_allowed_ui(IDS_WEBSITE_SETTINGS_CATEGORY_VIEWPORT_ENABLED)
+    .set_blocked_ui(IDS_WEBSITE_SETTINGS_CATEGORY_VIEWPORT_DISABLED)
+    .set_allowed_exceptions_ui(IDS_SETTINGS_SITE_SETTINGS_VIEWPORT_PROTECTION_ALLOWED_EXCEPTIONS)
+    .set_blocked_exceptions_ui(IDS_SETTINGS_SITE_SETTINGS_VIEWPORT_PROTECTION_BLOCKED_EXCEPTIONS)
+    .set_mid_sentence_ui(IDS_SITE_SETTINGS_TYPE_VIEWPORT_MID_SENTENCE);
diff --git a/components/content_settings/core/common/bromite_content_settings/VIEWPORT.inc b/components/content_settings/core/common/bromite_content_settings/VIEWPORT.inc
new file mode 100644
--- /dev/null
+++ b/components/content_settings/core/common/bromite_content_settings/VIEWPORT.inc
@@ -0,0 +1 @@
+  VIEWPORT,
diff --git a/third_party/blink/common/features.cc b/third_party/blink/common/features.cc
--- a/third_party/blink/common/features.cc
+++ b/third_party/blink/common/features.cc
@@ -1445,7 +1445,7 @@ constexpr base::FeatureParam<bool> kPrivateAggregationApiDebugModeEnabledAtAll{
 
 BASE_FEATURE(kViewportProtection,
              "ViewportProtection",
-             base::FEATURE_ENABLED_BY_DEFAULT);
+             base::FEATURE_DISABLED_BY_DEFAULT);
 
 BASE_FEATURE(kProcessHtmlDataImmediately,
              "ProcessHtmlDataImmediately",
diff --git a/third_party/blink/renderer/core/frame/local_dom_window.cc b/third_party/blink/renderer/core/frame/local_dom_window.cc
--- a/third_party/blink/renderer/core/frame/local_dom_window.cc
+++ b/third_party/blink/renderer/core/frame/local_dom_window.cc
@@ -2275,6 +2275,8 @@ DOMWindow* LocalDOMWindow::open(v8::Isolate* isolate,
     //     var w = window.open()
     //     var not_emulated_screen_info = w.screen
     bool protection_enabled = base::FeatureList::IsEnabled(features::kViewportProtection);
+    protection_enabled |= GetFrame()->GetContentSettingsClient()->AllowContentSetting(
+        ContentSettingsType::VIEWPORT, false);
     result.frame->GetPage()->CalculateEmulatedScreenSetting(
       To<LocalFrame>(result.frame),
       /*force*/ protection_enabled);
diff --git a/third_party/blink/renderer/core/page/page.cc b/third_party/blink/renderer/core/page/page.cc
--- a/third_party/blink/renderer/core/page/page.cc
+++ b/third_party/blink/renderer/core/page/page.cc
@@ -896,6 +896,9 @@ void Page::UpdateAcceleratedCompositingSettings() {
 
 void Page::CalculateEmulatedScreenSetting(LocalFrame* frame, bool force) {
   bool isEnabled = base::FeatureList::IsEnabled(features::kViewportProtection);
+  blink::WebContentSettingsClient* settings = frame->GetContentSettingsClient();
+  isEnabled |= (settings && settings->AllowContentSetting(
+        ContentSettingsType::VIEWPORT, /*default_value*/ false));
   if (isEnabled || force) {
     // this is the maximum (and minimum) value which in percentage
     // corresponds to +- 0.03%
--
2.25.1